Dinosaurs

General name for two extinct orders of reptiles from the Mesozoic era: Saurischia and Ornithischia.

Year introduced: 2002

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Tree Number(s): B01.050.150.900.833.150

MeSH Unique ID: D025061

Registry Number: txid436486

Entry Terms:

• Dinosaur

Previous Indexing:

• Fossils (1975-2001)
• Reptiles (1966-2001)

All MeSH Categories
Organisms Category
Eukaryota
Animals
Chordata
Vertebrates
Reptiles
Dinosaurs